11227965 has 32 divisors (see below), whose sum is σ = 20879616. Its totient is φ = 5045760.

The previous prime is 11227963. The next prime is 11227967. The reversal of 11227965 is 56972211.

11227965 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11227963) and next prime (11227967).

It is not a de Polignac number, because 11227965 - 2¹ = 11227963 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11227961) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5529 + ... + 7281.

It is an arithmetic number, because the mean of its divisors is an integer number (652488).

Almost surely, 2^11227965 is an apocalyptic number.

11227965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11227965 is a deficient number, since it is larger than the sum of its proper divisors (9651651).

11227965 is a wasteful number, since it uses less digits than its factorization.

11227965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1829.

The product of its digits is 7560, while the sum is 33.

The square root of 11227965 is about 3350.8155723644. The cubic root of 11227965 is about 223.9238487425.

The spelling of 11227965 in words is "eleven million, two hundred twenty-seven thousand, nine hundred sixty-five".